Home / 6,934.37-10,400.97-2,985.47

Finding the Fourth Proportional to 6,934.37, 10,400.97 and 2,985.47

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Solution

The fourth proportional to 6,934.37, 10,400.97 and 2,985.47 is: 4,477.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934.37 : 10,400.97 = 2,985.47 : x
  2. Step 2: Convert to fraction form
    6,934.37/10,400.97 = 2,985.47/x
  3. Step 3: Cross multiply
    6,934.37x = 10,400.97 × 2,985.47
  4. Step 4: Simplify right side
    6,934.37x = 31,051,731.90
  5. Step 5: Solve for x
    x = 31,051,731.90/6,934.37
  6. Step 6: Final answer
    x = 4,477.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.